Omron CP - PROGRAMMING MANUAL 05-2007 - Page 290

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Data Movement Instructions Section 3-7
Examples Four-digit Transfer
When CIO 0.00 is ON in the following example, four digits of data are copied
from CIO 200 to CIO 300. The transfer begins with the digit 1 of CIO 200 and
digit 0 or CIO 300, in accordance with the control word’s value of 0031.
Note After reading the leftmost digit of S (digit 3), MOVD(083) wraps to the right-
most digit (digit 0).
Examples of C
The following diagram shows examples of data transfers for various values of
C.
3-7-7 MULTIPLE BIT TRANSFER: XFRB(062)
Purpose Transfers the specified number of consecutive bits.
Ladder Symbol
Variations
Applicable Program Areas
C: D300
S: 200
D: 300
Digit no.
Digit no.
First digit in D: Digit 0
Number of digits: 3 (4 digits)
First digit in S: Digit 1
0.00
D300
Digit 0
Digit 1
Digit 2
Digit 3
Digit 0
Digit 1
Digit 2
Digit 3
Digit 0
Digit 1
Digit 2
Digit 3
Digit 0
Digit 1
Digit 2
Digit 3
Digit 0
Digit 1
Digit 2
Digit 3
Digit 0
Digit 1
Digit 2
Digit 3
Digit 0
Digit 1
Digit 2
Digit 3
Digit 0
Digit 1
Digit 2
Digit 3
C
S
D
XFRB(062)
C: Control word
S: First source word
D: First destination word
Variations Executed Each Cycle for ON Condition XFRB(062)
Executed Once for Upward Differentiation @XFRB(062)
Executed Once for Downward Differentiation Not supported
Immediate Refreshing Specification Not supported
Block program areas Step program areas Subroutines Interrupt tasks
OK OK OK OK